Camera module and optical device

Abstract

An embodiment may comprise: a housing; a first circuit board disposed in the housing; a magnet disposed in the housing; a holder spaced apart from the housing; a second circuit board coupled to the holder; a coil disposed on the second circuit board and corresponding to the magnet; a connection substrate comprising a first terminal; an image sensor disposed on the connection substrate; a support member having one end coupled to the first circuit board; and an elastic connection member comprising a first coupling part disposed in the holder and coupled to the first terminal, a second coupling part coupled to the other end of the support member, and a connection part for connecting the first coupling part and the second coupling part.

The invention claimed is: 
     
       1. A camera module comprising:
 a housing; 
 a first circuit board disposed on the housing; 
 a magnet disposed on the housing; 
 a holder spaced apart from the housing; 
 a second circuit board coupled to the holder; 
 a coil disposed on the second circuit board so as to be aligned with the magnet; 
 a connecting board comprising a first terminal; 
 an image sensor disposed on the connecting board; 
 a support member coupled at one end thereof to the first circuit board; and 
 a connective elastic member comprising a first coupler disposed on the holder and coupled to the first terminal, a second coupler coupled to a remaining end of the support member, and a connector connecting the first coupler to the second coupler. 
 
     
     
       2. The camera module according to  claim 1 , wherein the connective elastic member is disposed on a second surface of the holder opposite a first surface of the holder that faces the second circuit board. 
     
     
       3. The camera module according to  claim 1 , wherein the support member extends through the second circuit board and the holder. 
     
     
       4. The camera module according to  claim 1 , wherein the second circuit board comprises a second terminal, and the connecting board comprises a third terminal conductively connected to the second terminal of the second circuit board. 
     
     
       5. The camera module according to  claim 1 , wherein the second coupler is spaced apart from the holder. 
     
     
       6. The camera module according to  claim 1 , wherein the connector has a width smaller than any of a width of the first coupler and a width of the second coupler. 
     
     
       7. The camera module according to  claim 1 , wherein the first circuit board has a first bore through which the image sensor is exposed, the second circuit board has a second bore through which the image sensor is exposed, and the holder has a third bore corresponding to the connecting board. 
     
     
       8. The camera module according to  claim 7 , comprising: a lens module disposed on the image sensor; and a filter disposed between the lens module and the image sensor. 
     
     
       9. The camera module according to  claim 8 , comprising a filter holder coupled to a region of the connecting board around the image sensor,
 wherein the filter is disposed on the filter holder. 
 
     
     
       10. The camera module according to  claim 1 , wherein the first terminal of the connecting board comprises a plurality of first terminals, the connective elastic member comprises a plurality of connecting springs corresponding to the plurality of first terminals, the support member comprises a plurality of support members corresponding to the plurality of connecting springs, and each of the plurality of connecting springs comprises the first coupler, the second coupler, and the connector. 
     
     
       11. The camera module according to  claim 1 , wherein the connective elastic member comprises a plurality of groups, and each of the plurality of groups comprises a plurality of connecting springs. 
     
     
       12. The camera module according to  claim 11 , wherein the connecting board comprises a plurality of first terminals corresponding to the plurality of connecting springs. 
     
     
       13. The camera module according to  claim 12 , wherein each of the plurality of groups is disposed on a corresponding one of side portions of the holder. 
     
     
       14. The camera module according to  claim 12 , wherein each of the plurality of connecting springs comprises the first coupler, the second coupler, and the connector. 
     
     
       15. The camera module according to  claim 1 , wherein the image sensor is shifted or tilted in a direction perpendicular to an optical axis by virtue of an interaction between the magnet and the coil, and the optical axis is perpendicular to one surface of the image sensor. 
     
     
       16. The camera module according to  claim 1 , wherein the first coupler comprises:
 a first portion supported by the holder and connected to the connector; and 
 a second portion connected to the first portion and coupled to the connecting board. 
 
     
     
       17. The camera module according to  claim 16 , wherein a width of the first portion of the first coupler is greater than a width of the second portion. 
     
     
       18. The camera module according to  claim 16 , wherein a width of the connector is less than a width of the first coupler and a diameter of the second coupler. 
     
     
       19. A camera module comprising:
 a stationary part comprising a first circuit board; 
 a movable part comprising a connecting board spaced apart from the first circuit board and comprising a first terminal and an image sensor disposed on the connecting board; and 
 a connecting part connecting the stationary part and the movable part, 
 wherein the movable part is configured to be movable with respect to the stationary part in a direction perpendicular to an optical axis, and 
 wherein the connecting part comprises a support member comprising one end coupled to the first circuit board, a first coupler coupled to the first terminal, a second coupler coupled to a remaining end of the support member, and a connector connecting the first coupler to the second coupler. 
 
     
     
       20. A camera module comprising:
 a stationary part comprising a housing and a first circuit board coupled to the housing; 
 a movable part comprising a holder, a second circuit board coupled to the holder, and a connecting board disposed under the second circuit board and comprising a first terminal electrically connected to the second circuit board, and an image sensor disposed on the connecting board; and 
 a connecting part connecting the first circuit board and first terminal of the connecting board, 
 wherein the movable part is configured to be movable with respect to the stationary part in a direction perpendicular to an optical axis.